engineering recuitment UPPSC AE Mock Test 2024 Design of Machine Elements Design Against Fluctuating Load Gerber Curve
If machine component is under the stress σ = 30 + k sin 4t MPa. The maximum permissible stress before yield = 200 MPa, endurance stress limit = 180 MPa and ultimate stress = 270 MPa. The maximum value of k according goodman criteria is
1
225 MPa
2
160 MPa
3
153 MPa
4
140 MPa